If we want to run our home on solar energy (we do live in Florida) and yet be tied in to the power grid for back-up, we'll need one of these:
http://www.realgoods.com/product/solar+power/inverters/grid-tie/outback+ps1+grid-tie+inverter.do
Yikes! It costs $4,869. I wonder if there are tax credits for it?
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